Author: Ralph Patriquin
Date: 06:15:25 03/20/02
Go up one level in this thread
On March 20, 2002 at 03:49:52, Odd Gunnar Malin wrote: >On March 19, 2002 at 12:44:42, Ralph Patriquin wrote: > >>Is it better to run The King in the CB GUI with the WB adapter and InBetween >>or with the UCI adapter and Wb2Uci? Also could someone post instructions on how >>to run The King using Wb2Uci? >> >>Thanks, >> >>Ralph > >Hi. > >I have never compared these methods but will try to answer from a theoretical >view. > >The answer for this depends if you use ponder or not. >1. Without ponder. >If the engine clear the hashtable like between moves The King I doubt you will >see any differences at all because I go through all moves in the adapter for >each played move to check that its not a new game. The King does maybe this a >little faster but I catch up because i don't have to save/test anything other >than compare the moves with the moves I allready have sent. >If the engine don't clear the hash-table between moves it most often clear the >hashtable on new game if its not made specially for running under the >CB-adapter. Here it would loose all this previous collected information an would >have to search more nodes to get to the same depth. If the engine is slow to go >through the movelist the gain from the adapter would grow but for other than >blitz games this should be pretty equal to zero strength differences. > >So: For some engines no differences, for others a little pro for the adapter. I assume here you mean a little pro for Wb2Uci? > >2. With ponder >The differences between using CB's or my adapter is that with CB's adapter the >gui decides which move the engine should ponder on, but when you you my adapter >I handle this to the engine with only telling him that he should run this game >with ponder on. >How bad/good CB's method to do it is depended how good the guesses for the >ponder move is. In bliz games this would in any case be a time loss. >There is also a pro for doing it like CB do if the engine don't have implemented >pondering. Here it would get it free and could plus some ratingpoint to it's >strength. How does the CB GUI make the ponder move guess? Does it run another engine (like Fritz) to do it? > >The King will play a little better with the new adapter but you should not >expect too much because pondering in itself isn't so many rating points and it >would get most of this gain with CB's method too. > >My adapter isn't a try to make engines play better but a try to let them play >under the condision they was made for. >And also when I started this I was in the belive that the old adapter wasn't >possible to use in Fritz 7, but as I understand it is still fully functional. If >I Had known this to start with I would never a made the adapter in the first >place. >Now when it's almost ready to be released there is some other gain in it that >could be a plus, at least for non-computer experts. >1. All timecontrols would work with most engines. >2. Possible to make personalities from the gui without knowing anything about >the ini files. >3. Easy to install. How long approximately until your official release of Wb2Uci? > >The adapter do only send result information when the engine itself send it so >they who count on result learning would get very limited response back. >Also draw offer/accept etc. is handle by the gui so I doubt it is right to use >it in any official-computer tournaments without including the gui's authors to >the team. > >Odd Gunnar Thanks for all your help Odd Gunnar, and thanks again for some great little programs! Ralph
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